40461323 has 16 divisors (see below), whose sum is σ = 47604480. Its totient is φ = 33669216.

The previous prime is 40461287. The next prime is 40461331. The reversal of 40461323 is 32316404.

It is a happy number.

It is not a de Polignac number, because 40461323 - 2⁶ = 40461259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40461353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68636 + ... + 69222.

It is an arithmetic number, because the mean of its divisors is an integer number (2975280).

Almost surely, 2^40461323 is an apocalyptic number.

40461323 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

40461323 is a deficient number, since it is larger than the sum of its proper divisors (7143157).

40461323 is a wasteful number, since it uses less digits than its factorization.

40461323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 40461323 is about 6360.9215527312. The cubic root of 40461323 is about 343.3049191512.

Adding to 40461323 its reverse (32316404), we get a palindrome (72777727).

The spelling of 40461323 in words is "forty million, four hundred sixty-one thousand, three hundred twenty-three".